FRV Clupea 5/71
Cruise summary report
| Cruise Info. | |
| Ship name (ship code) | FRV Clupea (74CU) |
| Cruise identifier | 5/71 |
| Cruise period | 1971-05-31 — 1971-06-19 |
| Status | Completed |
| Port of departure | Buckie, United Kingdom |
| Port of return | Unknown, United Kingdom |
| Purpose | Fisheries |
| Objectives | 1. Tagging of herring from commercial purse-seiners.
2. Measurement of underwater light intensity at night. 3. Day-time investigation of underwater visibility and light intensity. |
| Chief scientist | C C Hemmings (Department of Agriculture and Fisheries for Scotland Aberdeen Marine Laboratory) |
| Cruise report |  (0.06 MB) |
| Ocean/sea areas | |
| General | North East Atlantic Ocean (limit 40W) |
| Measurements | |
| Physical oceanography | |
| Transparency (eg transmissometer) | Quantity: number of stations = 4 |
| Biology and fisheries | |
| Pelagic fish | Quantity: number of hauls = 5 |
